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Business Segmentation and Geographical Distribution (Details 2) | 12 Months Ended
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Dec. 30, 2017 | Dec. 31, 2016 | Jan. 02, 2016
Customer G - Related Party | Total Sales |  |  |  |  |  |  |
Concentration risk |  | 19.40% |  |  | [1] |  | [1]
Customer G - Related Party | Total Trade Receivables |  |  |  |  |  |  |
Concentration risk |  | 18.10% |  |  | [1] |  |
Customer D | Total Sales |  |  |  |  |  |  |
Concentration risk |  | 10.20% |  | 11.00% |  |  | [1]
Customer D | Total Trade Receivables |  |  |  |  |  |  |
Concentration risk |  | 13.40% |  | 10.20% |  |  |
Customer C | Total Sales |  |  |  |  |  |  |
Concentration risk | [2] |  | [1] | 23.90% |  |  | [1]
Customer C | Total Trade Receivables |  |  |  |  |  |  |
Concentration risk | [2] | 41.80% |  | 45.80% |  |  |
Customer B | Total Sales |  |  |  |  |  |  |
Concentration risk |  |  | [1] |  | [1] | 13.60% |
Vendor A | Accounts Payable [Member] |  |  |  |  |  |  |
Concentration risk |  |  | [1] | 39.50% |  |  |
Vendor B | Accounts Payable [Member] |  |  |  |  |  |  |
Concentration risk |  |  | [1] | 20.80% |  |  |
Vendor C | Accounts Payable [Member] |  |  |  |  |  |  |
Concentration risk |  | 14.50% |  |  | [1] |  |
Vendor D | Accounts Payable [Member] |  |  |  |  |  |  |
Concentration risk |  | 10.40% |  |  | [1] |  |
Vendor E | Accounts Payable [Member] |  |  |  |  |  |  |
Concentration risk |  | 10.30% |  |  | [1] |  |
[1] | Represents less than 10%.
[2] | There is ongoing litigation with Customer C.

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